Home / 16,880,016.77-23,294,447.51-9,145,058.87

Finding the Fourth Proportional to 16,880,016.77, 23,294,447.51 and 9,145,058.87

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Solution

The fourth proportional to 16,880,016.77, 23,294,447.51 and 9,145,058.87 is: 12,620,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,016.77 : 23,294,447.51 = 9,145,058.87 : x
  2. Step 2: Convert to fraction form
    16,880,016.77/23,294,447.51 = 9,145,058.87/x
  3. Step 3: Cross multiply
    16,880,016.77x = 23,294,447.51 × 9,145,058.87
  4. Step 4: Simplify right side
    16,880,016.77x = 213,029,093,660,877.38
  5. Step 5: Solve for x
    x = 213,029,093,660,877.38/16,880,016.77
  6. Step 6: Final answer
    x = 12,620,194.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.